How the Optimizer is enough to regulate the speed of internet?

To regulate the net speed in a special scroll bar, install SG TCP Optimizer 2.0.3. A small optimizer will be opened in a tab window after installation. Net speed can also be improved by altering the MTU, RW Values and other registry keys. For more details and downloads, visit http://download.cnet.com/SG-TCP-Optimizer/3000-2155_4-10415840.html